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GeneBe

16-284570-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_006849.4(PDIA2):c.383G>A(p.Arg128His) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000149 in 1,612,400 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 34)
Exomes 𝑓: 0.000015 ( 0 hom. )

Consequence

PDIA2
NM_006849.4 missense

Scores

1
18

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.72
Variant links:
Genes affected
PDIA2 (HGNC:14180): (protein disulfide isomerase family A member 2) This gene encodes a member of the disulfide isomerase (PDI) family of endoplasmic reticulum (ER) proteins that catalyze protein folding and thiol-disulfide interchange reactions. The encoded protein has an N-terminal ER-signal sequence, two catalytically active thioredoxin (TRX) domains, two TRX-like domains and a C-terminal ER-retention sequence. The protein plays a role in the folding of nascent proteins in the endoplasmic reticulum by forming disulfide bonds through its thiol isomerase, oxidase, and reductase activity. The encoded protein also possesses estradiol-binding activity and can modulate intracellular estradiol levels. [provided by RefSeq, Sep 2017]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.20468292).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PDIA2NM_006849.4 linkuse as main transcriptc.383G>A p.Arg128His missense_variant 2/11 ENST00000219406.11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PDIA2ENST00000219406.11 linkuse as main transcriptc.383G>A p.Arg128His missense_variant 2/111 NM_006849.4 P2Q13087-1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152250
Hom.:
0
Cov.:
34
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000163
AC:
4
AN:
244996
Hom.:
0
AF XY:
0.00000749
AC XY:
1
AN XY:
133452
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000876
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000330
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000151
AC:
22
AN:
1460032
Hom.:
0
Cov.:
31
AF XY:
0.0000124
AC XY:
9
AN XY:
726270
show subpopulations
Gnomad4 AFR exome
AF:
0.0000896
Gnomad4 AMR exome
AF:
0.000112
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000108
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152368
Hom.:
0
Cov.:
34
AF XY:
0.00
AC XY:
0
AN XY:
74520
show subpopulations
Gnomad4 AFR
AF:
0.0000240
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.000473
Bravo
AF:
0.0000113

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Bicuspid aortic valve Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingNew York Genome CenterMay 31, 2019- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.091
BayesDel_addAF
Benign
-0.20
T
BayesDel_noAF
Benign
-0.52
Cadd
Benign
22
Dann
Uncertain
1.0
DEOGEN2
Benign
0.014
T;.
Eigen
Benign
-0.44
Eigen_PC
Benign
-0.46
FATHMM_MKL
Benign
0.13
N
LIST_S2
Benign
0.66
T;T
M_CAP
Benign
0.028
D
MetaRNN
Benign
0.20
T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
1.7
L;L
MutationTaster
Benign
0.98
D;D
PrimateAI
Benign
0.46
T
PROVEAN
Benign
-2.2
N;N
REVEL
Benign
0.055
Sift
Benign
0.071
T;T
Sift4G
Benign
0.067
T;T
Polyphen
0.21
B;.
Vest4
0.43
MutPred
0.50
Gain of catalytic residue at E132 (P = 0.1091);Gain of catalytic residue at E132 (P = 0.1091);
MVP
0.50
ClinPred
0.21
T
GERP RS
3.4
Varity_R
0.13
gMVP
0.67

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.0
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs373590123; hg19: chr16-334570; COSMIC: COSV105863147; COSMIC: COSV105863147; API